APA (7th ed.) Zitazioa

Marshall, F. R. (1980). Labor economics. Richard D.Irwin.

Chicago Style (17th ed.) Zitazioa

Marshall, F. Ray. Labor Economics. Homewood, Illinois: Richard D.Irwin, 1980.

MLA (9th ed.) Zitazioa

Marshall, F. Ray. Labor Economics. Richard D.Irwin, 1980.